Respuesta :
9 to the negative second power, is 9^-2.
Which equals to 1/(9^2)
= 1/81
Answer:
[tex]\frac{1}{81}[/tex]
Step-by-step explanation:
[tex]9^{-2}[/tex]
That is equal to [tex]\frac{1}{9^2}[/tex]
Finally gives;
Answer = [tex]\frac{1}{81}[/tex]